| Post Office | Ahirauli |
| Division | Bhojpur |
| Region | Patna Hq |
| Circle | Bihar |
| Taluka | Buxar |
| District | Buxar |
| State | Bihar |
| Phone | NA |
| Sub Office | Churamanpur S.O |
| Head Office | Buxar H.O |
| Pincode |
802116
|
| Post Office | Akhauripur Gola |
| Division | Bhojpur |
| Region | Patna Hq |
| Circle | Bihar |
| Taluka | Chausa |
| District | Buxar |
| State | Bihar |
| Phone | NA |
| Sub Office | Chausa S.O (Buxar) |
| Head Office | Buxar H.O |
| Pincode |
802114
|
| Post Office | Amsari |
| Division | Bhojpur |
| Region | Patna Hq |
| Circle | Bihar |
| Taluka | Dumraon |
| District | Buxar |
| State | Bihar |
| Phone | NA |
| Sub Office | Koran Sarai S.O |
| Head Office | Buxar H.O |
| Pincode |
802126
|
| Post Office | Arak |
| Division | Bhojpur |
| Region | Patna Hq |
| Circle | Bihar |
| Taluka | Duraon |
| District | Buxar |
| State | Bihar |
| Phone | 06323-111111 |
| Sub Office | NA |
| Head Office | Buxar H.O |
| Pincode |
802111
|
| Post Office | Ariaon |
| Division | Bhojpur |
| Region | Patna Hq |
| Circle | Bihar |
| Taluka | Dumraon |
| District | Buxar |
| State | Bihar |
| Phone | NA |
| Sub Office | Dumraon S.O |
| Head Office | Buxar H.O |
| Pincode |
802119
|
| Post Office | Arjunpur |
| Division | Bhojpur |
| Region | Patna Hq |
| Circle | Bihar |
| Taluka | Buxar |
| District | Buxar |
| State | Bihar |
| Phone | NA |
| Sub Office | Churamanpur S.O |
| Head Office | Buxar H.O |
| Pincode |
802116
|